Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.839347E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T02:02:26+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 58999
    NORAD ID 58999
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 59216
    NORAD ID 59216
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-31440 STARLINK-31417
    Time of Closest Approach 2026-09-14T05:57:52+0000
    Collision Probability (Pc) 1.839347E-6
    Conjunction Distance (km) 2.025 km
    Relative Speed (km/s) 7.664 km/s
    Conjunction Risk Parameters R (Radial): -0.262 | I (In-track): -1.738 | C (Cross-track): 1.005
    Collision Risk Index (CRI) 0.4
    X Position (km) -3065.35 -3066.763
    Position Y (km) -3627.869 -3626.431
    Position Z (km) -4930.689 -4930.503
    Velocity X (km/s) 3.255 6.815
    Velocity Y (km/s) -6.362 -2.15
    Velocity Z (km/s) 2.66 -2.66

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-31440 STARLINK-31417
    Semimajor Axis (a) 6840.842 km 6840.837 km
    Eccentricity (e) 0.000111 0.000123
    Inclination (i) 53.1584° 53.1607°
    RAAN 294.8715° 15.6337°
    Perigee Argument 86.2239° 92.3161°
    Mean Anomaly (M) 273.8891° 267.7982°
    Apogee 463.466 km 463.539 km
    Perigee 461.944 km 461.861 km
    Orbit Epoch 2026-09-11T06:20:03+0000 2026-09-10T14:55:42+0000

    STARLINK-31440 & STARLINK-31417 Collision Probability (Pc) Trend

    STARLINK-31440 & STARLINK-31417 Collision Probability (Pc) TrendNot Available

    STARLINK-31440 & STARLINK-31417 Miss Distance (Miss Distance) Trend

    STARLINK-31440 & STARLINK-31417 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-31440Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31417Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-31440Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31417Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-31440

    No nearby objects data